diff --git a/CHANGELOG.md b/CHANGELOG.md
index 255d7cd0..d7809be4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,9 @@ The format is based on the [KeepAChangeLog] project.
 
 ## 1.4.0 [2022-05-23]
 
+### Added
+- [#815] New Provider Configuration `code_challenge_methods_supported` added
+
 ### Changed
 - [#810] Drop python 3.6 support
 
@@ -17,6 +20,7 @@ The format is based on the [KeepAChangeLog] project.
 
 [#810]: https://github.com/OpenIDC/pyoidc/pull/810
 [#812]: https://github.com/OpenIDC/pyoidc/pull/812
+[#815]: https://github.com/OpenIDC/pyoidc/pull/815
 
 ## 1.3.0 [2021-07-09]
 
diff --git a/src/oic/oic/message.py b/src/oic/oic/message.py
index d6bda692..72f48991 100644
--- a/src/oic/oic/message.py
+++ b/src/oic/oic/message.py
@@ -14,6 +14,7 @@
 from jwkest.jwe import factory as JWE_factory
 from jwkest.jwt import JWT
 
+from oic import CC_METHOD
 from oic.exception import InvalidRequest
 from oic.exception import IssuerMismatch
 from oic.exception import MessageException
@@ -886,6 +887,7 @@ class ProviderConfigurationResponse(Message):
         "request_object_encryption_enc_values_supported": OPTIONAL_LIST_OF_STRINGS,
         "token_endpoint_auth_methods_supported": OPTIONAL_LIST_OF_STRINGS,
         "token_endpoint_auth_signing_alg_values_supported": OPTIONAL_LIST_OF_STRINGS,
+        "code_challenge_methods_supported": REQUIRED_LIST_OF_STRINGS,
         "display_values_supported": OPTIONAL_LIST_OF_STRINGS,
         "claim_types_supported": OPTIONAL_LIST_OF_STRINGS,
         "claims_supported": OPTIONAL_LIST_OF_STRINGS,
@@ -917,6 +919,7 @@ class ProviderConfigurationResponse(Message):
         "frontchannel_logout_session_supported": False,
         "backchannel_logout_supported": False,
         "backchannel_logout_session_supported": False,
+        "code_challenge_methods_supported": list(CC_METHOD.keys())
     }
 
     def verify(self, **kwargs):